Dimensioning Sheet Metal Drawings

In the aligned system all dimension figures are aligned with dimension lines so that they may be read from the bottom or right side of the sheet.

Dimensioning sheet metal drawings.

I think this is the better way because you can acquire your cutting length without a flat pattern by adding the inside lengths fold allowance. See more ideas about sheet metal drawing sheet metal technical drawing. One needs to check that these factors are consistent with the tooling that will be used in manufacturing. Jun 8 2019 explore h g raghunandan s board sheet metal drawing on pinterest.

When producing drawings of sheet metal components i dimension from inside the flange walls. And also find you fold centers more easily. These dimensions may seem helpful but after your manufacturer makes bend deductions based on their capabilities and other bending factors your dimensions will become unusable. I think this is the better way because you can acquire your cutting length without a flat pattern by adding the.

Dimension figures and notes are lettered horizontally and are read from the bottom of the sheet. Horizontal dimensions should be read from the bottom of the sheet and vertical dimensions from the right hand side of the sheet as in fig. When producing drawings of sheet metal components i dimension from inside the flange walls. My boss dimensions from outside the flange walls and thinks this is the.

There is no consistently enforced distinction between an l m a bom or a p l. This is a common occurrence when manufacturers receive a sheet metal layout dimensioned in the flat pattern. 9 9 direction of dimension figures.